Timed test! Will give branliest!! A patient with osteoporosis (reduced bone mass) may have a history of health issues. One issue could be
O not enough skin exposure to the sun to make Vitamin D.
O weak ligaments.
O an increase in the absorption of calcium in the digestive system.
O weak tendons.

It might be the first option, osteoporosis can be caused by a lack of vitamin d

Explanation:

when a reversible reaction is occurring in both directions at the same rate; the products and reactants do not change in concentration. a chemical reaction where the compound is broken into its constituent parts.